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CVE-2019-2391

JS-bson may incorrectly serialise some requests

Published: Mar 31, 2020Updated: Feb 23, 2026 Sources: CVE List NVD GHSACWE-502
NVD MITRE
4.2CVSSMEDIUM
EPSS Score
0.9%
Top 44.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Incorrect parsing of certain JSON input may result in js-bson not correctly serializing BSON. This may cause unexpected application behaviour including data disclosure. This issue affects: MongoDB Inc. js-bson library version 1.1.3 and prior to.

CVSS Vector Breakdown

AV:NAC:HPR:LUI:NS:UC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-502

Affected Products

js-bsonMongoDB Inc.
Mixed
Databases / nosql
js-bsonmongodbDatabases
bsonnpmOSS Libraries
mongodb inc.commercialUSDatabasesaka mongodb, mongodb server, mongodb ops manager
mongodbcommercialUSDatabases
npmpackage-ecosystemOSS Libraries

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

3 techniques
Execution
Initial Access
View detailed technique mapping

References

https://github.com/mongodb/js-bson/releases/tag/v1.1.4
github.com
https://nvd.nist.gov/vuln/detail/CVE-2019-2391
nvd.nist.gov
https://github.com/mongodb/js-bson
github.com

Timeline

Published
Mar 31, 2020
Last Updated
Feb 23, 2026

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